-al a-a a-b a-c aaa aab aac aal aan aas ab- aba abb abc abl abn abs ac- aca acb acc acl acn acs al- ala alb alc all aln als an- ana anb anc anl ann ans as- asa asb asc asl asn ass baa bab bac bal ban bas bba bbb bbc bbl bbn bbs bca bcb bcc bcl bcn bcs bla blb blc bll bln bls bna bnb bnc bnl bnn bns bsa bsb bsc bsl bsn bss c-- caa cab cac cal can cas cba cbb cbc cbl cbn cbs cca ccb ccc ccl ccn ccs cl- cla clb clc cll cln cls cn- cna cnb cnc cnl cnn cns csa csb csc csl csn css la- laa lab lac lal lan las lba lbb lbc lbl lbs lca lcb lcc lcl lcn lcs lla llb llc lll lln lls lna lnb lnc lnl lnn lns lsa lsb lsc lsl lsn lss naa nab nac nal nan nas nba nbb nbc nbl nbn nbs nca ncb ncc ncl ncn ncs nla nlb nlc nll nln nls nna nnb nnc nnl nnn nns nsa nsb nsc nsl nsn nss saa sab sac sal san sas sba sbb sbc sbl sbn sbs sca scb scc scl scn scs sla slb slc sll sln sls sna snb snc snl snn sns ss- ssa ssb ssc ssl ssn sss

-ana aaaa aaab aaac aaal aaan aaas aaba aabb aabc aabl aaca aacb aacc aacl aacn aacs aala aalc aall aals aana aasa aasc aass abaa abab abac abal aban abas abb- abba abbb abbs abca abcb abcc abcl abcn abcs abla abls abs- absa absl abss acaa acab acac acan acas acba acbl acca accc accs acla aclc acls acsa acsc acsl acss alaa alac alal alan alas alb- alba albc albs alca alcc alcs all- alla alll alln alls alna alsa alsc alsn ana- anaa anab anac anal anan anas anba anbb anbl anca ancc anla anlc anln anna annb anns ansa asaa asab asac asal asan asas asba asc- asca ascb ascc ascl asla asnc asnl assa assc assl assn asss baaa baal baan baas baba babb babs bac- baca bacc bacn bacs bala balc ball bals bana banc bann bans basa basc bass bbas bbbb bbbs bblb bbls bcaa bcas bcbc bcbs bcca bccc bccl bccs bcsa bcsc bcsl bcsn bcss blaa blab blac blan blas blls blss bnas bnss bsaa bsac bsas bscs bslc bsns bssc caaa caab caac caal caan caas caba cabs cac- caca cacc cala calc call cals cana canc cann cans casa casb casc casl cass cbac cbal cbbc cbbs cbca cbcc cbcl cbcn cbcs cblb cblc cbln cbna cbsa cbsc cbsn ccaa ccab ccac ccas ccba ccbc ccbn ccca cccb cccc cccl cccs ccla cclc ccls ccna ccnb ccnc ccns ccsa ccsl ccsn ccss clab clan clas clsa clsc cnaa cnac cnas cnbc cnbl cnna cnsa cnsl cnss csaa csab csac csas cscb cscc cscl cscs csla cssa laaa laac laal laan laas laba labs laca lacc lacl lacs lala lall lan- lana lanc lann lans lasa lass lbcc lbsc lcac lcbc lcca lccc lccs lcls lcsc llan llbs llcc llcs lllc llll lscb lscs lsla lssa naaa naab naac naal naan naas naba nabc nabl nabs naca nacc nacl nacs nala nalc nall nals nan- nana nanb nann nans nas- nasa nasb nasc nasl nass nbaa nbas nbbc nbca nbcc nbcs ncaa ncac ncba ncbc ncbs ncca nccc nccn nccs nclc ncln ncna ncnc ncsa ncsc ncsl ncss nlab nlcc nlcs nlls nlsc nnls nnnn nnsa nnsl nnss nsaa nsac nsca nscc nscl nscs nsla nsls nsna nssa nssb nssc nsss sa-c saab saac saal saan saas saba sabb sabc sabs saca sacc sacn sacs sala salc sall sals sana sann sans sasa sasc sasl sass sbaa sbac sbas sbbs sbca sbcc sbcs sbsa scaa scab scac scal scan scas scba sccc sccl sccs scl- sclc scls scna scsa scsc scsl scsn slaa slab slac slan slas slcc slln slsa slsc snab snas snba snca sncc snla snns ssaa ssab ssac ssan ssas ssbn ssca sscc sscs ssla sslc ssns sssa sssb sssc ssss

-aaa- aaaas aaasa aaass aabaa aabba aacbc aacsa aacsb aacsl aacss abaab ababa ababs abaca abacs abala aball abana abanc abann abasa abass abbac abban abbas abcan abcas abccc acaca acacb acala acall acana acass accas aclla alaba alaca alala alana alans alasa alass albac albal alban albas alcan allal allan allas allss alsab anaba anala anals anana anasa anass anban annal annan annas ansac ansal ansan ansca asaba asabc asala asall asana asasa asbca ascan aslab aslan asnan asnas assab assac assal assan assas assns b-cas baalc baals baban babas babbs babns bacab bacas bacca balac balal balan balas balca balla balls balsa banal banan banas banba banca bancs banna banns bansa basab basal basan basca basna bassa bball bccsl blaan blaas blabs blaca blacc blanc blann blass bsaba c-a-c ca-ca caaan caaba caans cabal caban cabas cacas cacls calan calas calc- calca calcs calla callb calls canal canan canas canna casal casas casca casla ccass ccccc cccsl claas clacl clacs clann clans clasa class cnnnn csaba la-la labab laban labas labba labna lacan lacca lalab lalan lalas lalla lalls lanac lanas lancs lanna lansa lanss lasal lasan lasca lasna lassa lball lblnc llaas lsccb naans nabal naban nabas nabba nabla nacaa nacac nacba naccc nacna nalan nalas nalla nalls nanan nanas nann- nanna nasaa nasal nasan nasba nasca nasla nassa nbcsn ncaas nsaba nsasa nslnc saaba saabs saala saana saans saasa sabac sabal saban sabas sabca sabla sabsa sacan sacas sacc- sacca sacla sacsa salal salan salas salba salla salsa salss sanaa sanas sanba sanna sanns sansa sasan sasca sasna sassa scabs scala scalc scall scana scans sccbc scnls scsaa slaan slabs slana slann snabs snasa sncac sncan sscac sssss

aaaaba aaalac aabsal aaccla aasaan abaana ababsa abacab abacas abanca abassa abbala abbana abbasa abbass absala abscss acalan acanal acanas acasa aclass acsala al-ala